from imutils.video import VideoStream
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from pyzbar import pyzbar
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import requests
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import imutils
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import cv2
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vs = VideoStream().start()
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dates = []
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reps = 0
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barcodes = None
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prevcode = None
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def main(host):
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global vs
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global dates
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global reps
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global barcodes
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global prevcode
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while True:
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try:
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while (barcodes == None or barcodes == []):
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frame = vs.read()
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frame = imutils.resize(frame, width=400)
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barcodes = pyzbar.decode(frame)
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cv2.imshow("Image", frame)
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if cv2.waitKey(1) & 0xFF == ord('q'):
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break
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barcodes = pyzbar.decode(frame)
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# loop over the detected barcodes
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for barcode in barcodes:
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(x, y, w, h) = barcode.rect
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cv2.rectangle(frame, (x, y), (x + w, y + h), (0, 0, 255), 2)
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barcodeData = barcode.data.decode("utf-8")
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barcodeType = barcode.type
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if (barcodeData != prevcode):
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text = "{} ({})".format(barcodeData, barcodeType)
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cv2.putText(frame, text, (x, y - 10), cv2.FONT_HERSHEY_SIMPLEX,
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0.5, (0, 0, 255), 2)
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print("[INFO] Found {} barcode: {}".format(barcodeType, barcodeData))
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requests.post('https://' + host + '/reduce', data={'id': barcodeData, 'reduce': 2.5})
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reps += 1
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prevcode = barcodeData
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barcodes = None
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cv2.imshow("Image", frame)
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if cv2.waitKey(1) & 0xFF == ord('q'):
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break
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except KeyboardInterrupt:
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break
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main(input('Host << '))
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print("[INFO] cleaning up...")
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cv2.destroyAllWindows()
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vs.stop()
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